1 #ifndef __ALPHA_MMAN_H__ 2 #define __ALPHA_MMAN_H__ 3 4 #define PROT_READ 0x1 /* page can be read */ 5 #define PROT_WRITE 0x2 /* page can be written */ 6 #define PROT_EXEC 0x4 /* page can be executed */ 7 #define PROT_NONE 0x0 /* page can not be accessed */ 8 9 #define MAP_SHARED 0x01 /* Share changes */ 10 #define MAP_PRIVATE 0x02 /* Changes are private */ 11 #define MAP_TYPE 0x0f /* Mask for type of mapping (OSF/1 is _wrong_) */ 12 #define MAP_FIXED 0x100 /* Interpret addr exactly */ 13 #define MAP_ANONYMOUS 0x10 /* don't use a file */ 14 15 /* not used by linux, but here to make sure we don't clash with OSF/1 defines */ 16 #define _MAP_HASSEMAPHORE 0x0200 17 #define _MAP_INHERIT 0x0400 18 #define _MAP_UNALIGNED 0x0800 19 20 /* These are linux-specific */ 21 #define MAP_GROWSDOWN 0x1000 /* stack-like segment */ 22 #define MAP_DENYWRITE 0x2000 /* ETXTBSY */ 23 #define MAP_EXECUTABLE 0x4000 /* mark it as an executable */ 24 #define MAP_LOCKED 0x8000 /* lock the mapping */ 25 #define MAP_NORESERVE 0x10000 /* don't check for reservations */ 26 27 #define MS_ASYNC 1 /* sync memory asynchronously */ 28 #define MS_SYNC 2 /* synchronous memory sync */ 29 #define MS_INVALIDATE 4 /* invalidate the caches */ 30 31 #define MCL_CURRENT 8192 /* lock all currently mapped pages */ 32 #define MCL_FUTURE 16384 /* lock all additions to address space */ 33 34 #define MADV_NORMAL 0 /* no further special treatment */ 35 #define MADV_RANDOM 1 /* expect random page references */ 36 #define MADV_SEQUENTIAL 2 /* expect sequential page references */ 37 #define MADV_WILLNEED 3 /* will need these pages */ 38 #define MADV_SPACEAVAIL 5 /* ensure resources are available */ 39 #define MADV_DONTNEED 6 /* dont need these pages */ 40 41 /* compatibility flags */ 42 #define MAP_ANON MAP_ANONYMOUS 43 #define MAP_FILE 0 44 45 #endif /* __ALPHA_MMAN_H__ */ 46